/Engine/Source/Editor/PropertyEditor/Public/IDetailsView.h
Returns the boundary (in paint space) of a detail tree node if it's currently visible Otherwise return an invalid boundary
virtual [FSlateRect](API\Runtime\SlateCore\Layout\FSlateRect) GetPaintSpacePropertyBounds ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FDetailTreeNode](API\Editor\PropertyEditor\FDetailTreeNode) > & InDetailTreeNode, bool IncludeChildren ) const